diff options
Diffstat (limited to 'include')
-rw-r--r-- | include/asm-arm/thread_info.h | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/include/asm-arm/thread_info.h b/include/asm-arm/thread_info.h index f28b236139ed..d9b8bddc8732 100644 --- a/include/asm-arm/thread_info.h +++ b/include/asm-arm/thread_info.h | |||
@@ -94,8 +94,18 @@ static inline struct thread_info *current_thread_info(void) | |||
94 | return (struct thread_info *)(sp & ~(THREAD_SIZE - 1)); | 94 | return (struct thread_info *)(sp & ~(THREAD_SIZE - 1)); |
95 | } | 95 | } |
96 | 96 | ||
97 | extern struct thread_info *alloc_thread_info(struct task_struct *task); | 97 | /* thread information allocation */ |
98 | extern void free_thread_info(struct thread_info *); | 98 | #ifdef CONFIG_DEBUG_STACK_USAGE |
99 | #define alloc_thread_info(tsk) \ | ||
100 | ((struct thread_info *)__get_free_pages(GFP_KERNEL | __GFP_ZERO, \ | ||
101 | THREAD_SIZE_ORDER)) | ||
102 | #else | ||
103 | #define alloc_thread_info(tsk) \ | ||
104 | ((struct thread_info *)__get_free_pages(GFP_KERNEL, THREAD_SIZE_ORDER)) | ||
105 | #endif | ||
106 | |||
107 | #define free_thread_info(info) \ | ||
108 | free_pages((unsigned long)info, THREAD_SIZE_ORDER); | ||
99 | 109 | ||
100 | #define thread_saved_pc(tsk) \ | 110 | #define thread_saved_pc(tsk) \ |
101 | ((unsigned long)(pc_pointer(task_thread_info(tsk)->cpu_context.pc))) | 111 | ((unsigned long)(pc_pointer(task_thread_info(tsk)->cpu_context.pc))) |